Finding the Fourth Proportional to 700,007,897.04, 1,050,236,157.96 and 490,137,196.08
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Solution
The fourth proportional to 700,007,897.04, 1,050,236,157.96 and 490,137,196.08 is: 735,362,854.99
Step by Step Solution
- Step 1: Write the proportion equation
700,007,897.04 : 1,050,236,157.96 = 490,137,196.08 : x - Step 2: Convert to fraction form
700,007,897.04/1,050,236,157.96 = 490,137,196.08/x - Step 3: Cross multiply
700,007,897.04x = 1,050,236,157.96 × 490,137,196.08 - Step 4: Simplify right side
700,007,897.04x = 514,759,805,684,346,368 - Step 5: Solve for x
x = 514,759,805,684,346,368/700,007,897.04 - Step 6: Final answer
x = 735,362,854.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.